PD-L1/HDAC6-IN-1

PD-L1/HDAC6-IN-1 (Compound HP29) is the inhibitor for PD-L1 and HDAC6 that inhibits the PD-L1/PD-1 interaction and HDAC6 with an IC50 of 26.8 nM and 69 nM. PD-L1/HDAC6-IN-1 enhances the killing ability of Jurkat T cells against HepG2 cells with an IC50 of 3.4 μM. PD-L1/HDAC6-IN-1 exhibits good pharmacokinetics characteristics in rats with a drug exposure of 871.62 ng·h/mL, and exhibits antitumor activity in mouse B16-F10 xenograft models[1].